Rain gauge base



FIG. 1 is a top perspective view of the rain gauge base.

FIG. 2 is a front elevation view of the rain gauge base.

FIG. 3 is a right side elevation view of the rain gauge base.

FIG. 4 is a rear elevation view of the rain gauge base.

FIG. 5 is a left side elevation view of the rain gauge base.

FIG. 6 is a top plan view of the rain gauge base.

FIG. 7 is a bottom plan view of the rain gauge base; and,

FIG. 8 is a perspective view of the rain gauge in a foldedconfiguration.

The broken line showing of structural features is included for thepurpose of illustrating non-claimed subject matter and forms no part ofthe claimed design.

CLAIM The ornamental design for a rain gauge base, as shown anddescribed.